Editorial

There are several firsts to report in this, our 12th issue of IEEE Transactions on Terahertz Science and Technology. First, the winners of the 2011/2012 THz Best Paper prize goes to Philip W.C. Hon, Amir A. Tavallaee, Qi-Sheng Chen, Benjamin S. Williams, and Tatsuo Itoh, for their paper titled, "Radiation Model for Terahertz Transmission-Line Metamaterial Quantum-Cascade Lasers," Volume 2, Issue 3, May 2012, pp. 323-332. In the first part of our print edition, we bring you our Joint Special Issue with the IEEE JOURNAL OF BIOMEDICAL AND HEALTH INFORMATICS (J-BHI) on Terahertz Imaging and Spectroscopy for Biology and Biomedicine. The Mini-Special Issue consists of seven contributed papers and an Introduction by Special Issue Editor-in-Chief, Professor EmmaMacPherson. Following our Mini-Special Issue, we have a large number of contributed papers.